What is r on xbox controller?

R on an Xbox controller typically refers to the "Right" button on the directional pad (D-pad), or the "Right Bumper" button located on the top right of the controller. The R button is often used for navigating menus, changing camera angles, or executing actions in video games. In some games, it may serve as a trigger for certain abilities or attacks. It is an important button on the Xbox controller and is essential for smooth gameplay.